Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
The arrival of September corresponds with a reduction in the average high-temperature, down from August's warm 81.9°F (27.7°C) to an agreeable 72.7°F (22.6°C). September witnesses an average nighttime temperature of 52.2°F (11.2°C).Humidity
August and September, with an average relative humidity of 61%, are the least humid months.Rainfall
In Lehr, in September, it is raining for 8.4 days, with typically 1.14" (29mm) of accumulated precipitation. Throughout the year, there are 92.3 rainfall days, and 15.28" (388mm) of precipitation is accumulated.Snowfall
In Lehr, North Dakota, snow does not fall in June through September.Daylight
In September, the average length of the day is 12h and 32min.On the first day of the month, sunrise is at 6:58 am and sunset at 8:15 pm. On the last day of September, sunrise is at 7:35 am and sunset at 7:18 pm CDT.
Sunshine
The average sunshine in September in Lehr is 8.5h.UV index
In Lehr, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for the average person.Note: The UV index of 4 in September translates into these instructions:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. Minimize direct exposure to the Sun during midday when its radiation is at its peak. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September in Lehr?
What are the least humid months in Lehr?
What is the average humidity in September in Lehr?
How much does it rain in Lehr in September?
When it does not snow in Lehr?
Does it snow in Lehr in September?
What is the average length of the day in September in Lehr?
What time are sunrise and sunset in September in Lehr?
How long on average sun shines in September in Lehr?
How high is the UV index in September in Lehr?
Average temperature in September
Lehr, ND
- Average high temperature in September: 72.7°F
The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (19.8°F).
- Average low temperature in September: 52.2°F
The month with the highest average low temperature is July (61.7°F).
The coldest month (with the lowest average low temperature) is January (5.4°F).
Average pressure in September
Lehr, ND
- Average pressure in September: 29.96"Hg
The month with the highest atmospheric pressure is February (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).
Average wind speed in September
Lehr, ND
- Average wind speed in September: 9.6mph
The windiest months (with the highest average wind speed) are April and October (10.7mph).
The calmest month (with the lowest average wind speed) is August (8.2mph).
Average humidity in September
Lehr, ND
- Average humidity in September: 61%
The month with the highest relative humidity is January (89%).
The months with the lowest relative humidity are August and September (61%).
Average rainfall in September
Lehr, ND
- Average rainfall in September: 1.14"
The wettest month (with the highest rainfall) is June (2.83").
The driest month (with the least rainfall) is January (0.39").
Average rainfall days in September
Lehr, ND
- Average rainfall days in September: 8.4 days
The month with the highest number of rainy days is June (14.3 days).
The month with the least rainy days is January (1.7 days).
Average snowfall in September
Lehr, ND
- Average snowfall in September: 0"
The months with the highest snowfall are January and December (2.76").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Lehr, ND
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (11.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Lehr, ND
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).
- Average sunshine in September: 8h and 3min
The month with the most sunshine is July (Average sunshine: 11h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).
Average sunshine days in September
Lehr, ND
- Average sunshine days in September: 20.4 days
The month with the most sunshine days is November (21.5 days).
The month with the least sunshine days is June (13.8 days).
Average UV index in September
Lehr, ND
- Average UV index in September: 4
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, November and December (UV index 1).
Average cloud cover in September
Lehr, ND
- Average cloud cover in September: 27
The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 24).
Average visibility in September
Lehr, ND
- Average visibility in September: 6mi
The months with the highest visibility are February, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January and March (5mi).
Lehr, North Dakota, USA
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